{"id":"CVE-2019-18658","aliases":["GHSA-p5pc-m4q7-7qm9","GO-2023-1938"],"url":"https://o3.security/vulnerability/CVE-2019-18658","summary":"Helm Unsafe Link Following","details":"In Helm 2.x before 2.15.2, commands that deal with loading a chart as a directory or packaging a chart provide an opportunity for a maliciously designed chart to include sensitive content such as /etc/passwd, or to execute a denial of service (DoS) via a special file such as /dev/urandom, via symlinks. No version of Tiller is known to be impacted. This is a client-only issue.","published":"2019-11-12T14:15:11.343Z","modified":"2026-07-08T20:29:33.568546Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"helm.sh/helm","fixedVersion":"2.15.2"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://helm.sh/blog/2019-10-30-helm-symlink-security-notice/"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T20:29:33.568546Z"}}